Azbil C7G

14-1
Chapter 14. Appendix
14 - 1 Function Block Diagrams
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AI (analog input) process block diagram
Not used Thermocouple input RTD input
Range type
(sensor, range)
Range type
(sensor, range)
Alarm
Ratio
Bias
Linearization
Filter*
High and low limits
PV assignment based on
loop type
RSP assignment based on
loop type
Standard numerical code: AI
(blocks A4, B4, A3, & B3)
DC current
DC voltage
Range type
(sensor, range)
Linear scaling
Switching by range type
Standard numerical code: PV
(blocks A4, B4, A3, & B3)
RSP
(Loops 1–2)
Standard numerical code: PV
(Loops 1–4)
* Filter is disabled if an alarm is generated.
PV HOLD